William K. Vanderbilt Costume Ball [Album cover.]
Mrs. William K. Vanderbilt (neé Alva Erskine Smith)
Mr. William Douglas
Mr. William Jay
Mrs. William Douglas (neé Adelaide Townsend)
Mr. [William Bayard] Cutting
Mr. H. Duncan Wood
Lady Mandeville (neé Consuelo Yznaga)
Mr. Thorne
Mrs. Peters[?]
Miss May Bird
Mr. Buchanan Winthrop
Miss [Agnes] Binsse & Mr. [Reginald] Francklyn
Mrs. Buchanan Winthrop (neé Sarah Helen Townsend)
[Mrs Arthur Paget (née Mary (Minnie) Paran Stevens).]
Mrs. Henry Leavitt
Miss [Frederica] Belmont (later Mrs. S. S. Howland)
Miss Amy Townsend
Mr. Isaac Bell
Mrs. Sam Penniman (neé Mary Knower)